EAPS 105: Asynchronous Quiz 10

Quiz 10: Unit 5. Part 5. Question 9. Watch the Unit 5 Part 5 lecture video and answer the following question: What is the evidence of cryovolcanism on Neptune's moon Triton? A) Dark streaks across its surface are nitrogen ice deposits from cryovolcanism. B) Cryovolcanoes are visible from space. C) We have recorded active cryovolcanic eruptions. D) Triton is the only large icy moon with no evidence of cryovolcanism.

A) Dark streaks across its surface are nitrogen ice deposits from cryovolcanism.

Quiz 10: Unit 5. Part 3. Question 2. Watch the Unit 5 Part 3 lecture video and answer the following question: How do we know that Venus was completely resurfaced by volcanism ~500 million years ago? A) The uniform distribution of impact craters B) We have dated the flows using robotic landers C) All the flows have the same chemistry D) All the volcanoes are evenly distributed

A) The uniform distribution of impact craters

Quiz 10: Unit 5. Part 4. Question 5. Watch the Unit 5 Part 4 lecture video and answer the following question: How does a Caldera form? A) When the ground collapses due to an emptying magma chamber. B) When the surface of a volcano is blown outwards by the release of underground pressure. C) When a volcanic dam breaks and empties out a lava pool at the top of a volcano. D) When an asteroid hits a volcano.

A) When the ground collapses due to an emptying magma chamber.

Quiz 10: Unit 5. Part 3. Question 4. Watch the Unit 5 Part 3 lecture video and answer the following question: How do we know that the mare basalt that fills large impact basins on the Moon are much younger than the impact basins themselves? A) By their dark color B) By having less impact craters than the surrounding regions C) Because the mare surface between impact craters is very smooth D) They are actually the same age since the impact caused the volcanism

B) By having less impact craters than the surrounding regions

Quiz 10: Unit 5. Part 5. Question 8. Watch the Unit 5 Part 5 lecture video and answer the following question: What is cryovolcanism? A) A volcano that erupts under water. B) The eruption of water or ices out of a volcano instead of molten rock. C) A volcano that erupts very low viscosity lava. D) A volcano that erupts lava below a layer of ice.

B) The eruption of water or ices out of a volcano instead of molten rock.

Quiz 10: Unit 5. Part 4. Question 6. Watch the Unit 5 Part 4 lecture video and answer the following question: What feature on Io overloaded the infrared camera on the Galileo spacecraft. A) A caldera B) A river of lava C) . A lava fountain D) Sunlight reflecting off of a lava pool

C) . A lava fountain

Quiz 10: Unit 5. Part 5. Question 10. Watch the Unit 5 Part 5 lecture video and answer the following question: What is the easiest way to sample the subsurface ocean of Enceladus? A) By flying through the eruption column of a cryovolcano on its surface B) By sending a submersible beneath the moon's icy crust C) By sampling Saturn's E-ring D) Enceladus does not have a subsurface ocean

C) By sampling Saturn's E-ring

Quiz 10: Unit 5. Part 3. Question 3. Watch the Unit 5 Part 3 lecture video and answer the following question: In comparison to Hawaii (Mauna Kea), Olympus Mons on Mars is a much bigger hot spot volcano. Which of the following helps volcanoes grow larger on Mars? A) Gravity on Mars is 1/3 that of Earth's B) Mars does not have plate tectonics C) Mars does not have significant erosion processes D) All of the above

D) All of the above

Quiz 10: Unit 5. Part 3. Question 1. Watch the Unit 5 Part 3 lecture video and answer the following question: Why are Mercury, Venus, and Mars covered by giant flood basalt while the Earth is not? A) Because they are hotter inside than the Earth B) Because they have more shield volcanoes C) Because they do not have magnetic fields D) Because they do not have plate tectonics to shed interior heat

D) Because they do not have plate tectonics to shed interior heat

Quiz 10: Unit 5. Part 4. Question 7. Watch the Unit 5 Part 4 lecture video and answer the following question: In which part of the eruption column does ash rise because of buoyancy? A) The gas thrust region B) The convective ascent region C) The neutral density level D) The momentum-driven ascent region

D) The momentum-driven ascent region